OpenTechnical

OT-2026-000016584

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000016584) never changes.

Identity and time

Publication numberOT-2026-000016584 · never reused
Internal UUID01a0ae6e-2d14-79f3-a95c-92fffca27641 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016584
StatusPUBLIC

Content hashes

Canonical textb7dda55c3baaf7682012fadb2c5ae1df70a406eeb33b0842dbe6fcf9b33c183b
Markdown750dd5cfe5d1e1f17abff2c8ad210b7c06f2d241a240955ef5bc36ebd71b64cc
PDF
Publication page51db55710b76cc0d036ac55b057d231414284d18a0367b922d75ad84e96ff867
Manifest9594514fdcdaf2abb50423bf738030297c87d34da7e52fe7bf69f4d8fb502351

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature2tm5Bw0jKX6teQP/ONqWGqNkg0KCzbXa1HDkXLdoMMDARFRuT1Hjs+g5mLxWyYEMh1rbfJ/OVIu3XERyFLXADA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:49.171882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016584
observed 51db55710b76cc0d036ac55b057d2314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.152356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016584/manifest.json
observed 9594514fdcdaf2abb50423bf73803029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.131846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016584/publication.md
observed 750dd5cfe5d1e1f17abff2c8ad210b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.113651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016584/publication.txt
observed b7dda55c3baaf7682012fadb2c5ae1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.